From f6b3eae09ef3a8191c02cf462623032670cc5d13 Mon Sep 17 00:00:00 2001 From: eug-vs Date: Wed, 25 Jan 2023 06:52:24 +0300 Subject: feat: only include PV nodes in transposition table --- src/board/engine.rs | 16 ---------------- 1 file changed, 16 deletions(-) (limited to 'src/board') diff --git a/src/board/engine.rs b/src/board/engine.rs index f7139e5..6543d1d 100644 --- a/src/board/engine.rs +++ b/src/board/engine.rs @@ -156,22 +156,6 @@ impl Board { principal_variation = Vec::with_capacity(depth_left as usize); principal_variation.push(mov); principal_variation.append(&mut subtree_pv); - - self.transposition_table[(self.hash % TTABLE_SIZE) as usize] = Some(TranspositionTableItem { - hash: self.hash, - best_move: mov, - depth: depth_left, // TODO: should be actual depth searched - node_type: NodeType::PV, - score, - }); - } else { - self.transposition_table[(self.hash % TTABLE_SIZE) as usize] = Some(TranspositionTableItem { - hash: self.hash, - best_move: mov, - depth: depth_left, // TODO: should be actual depth searched - node_type: NodeType::All, - score, - }); } } else { self.unmake_move(mov, captured_piece, ep_target_before, castling_rights_before, hash_before); -- cgit v1.2.3